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Senior Software Developer In Test Jobs in Haymarket, VA

Senior Software Developer

Reston, VA · On-site +1

$57.50 - $76/hr

In this role, you'll be responsible for identifying and autonomously implementing ideas and ... Support end-to-end development, from system architecture and software design to integration, test ...

Senior Software Developer

Reston, VA · On-site +1

$57.50 - $76/hr

In this role, you'll be responsible for identifying and autonomously implementing ideas and ... Support end-to-end development, from system architecture and software design to integration, test ...

Senior Software Developer

Reston, VA · On-site

$57.50 - $76/hr

In this role, you'll be responsible for identifying and autonomously implementing ideas and ... Support end-to-end development, from system architecture and software design to integration, test ...

Senior Software Developer

Reston, VA · On-site +1

$57.50 - $76/hr

In this role, you'll be responsible for identifying and autonomously implementing ideas and ... Support end-to-end development, from system architecture and software design to integration, test ...

Senior Software Developer

Reston, VA · On-site +1

$57.50 - $76/hr

In this role, you'll be responsible for identifying and autonomously implementing ideas and ... Support end-to-end development, from system architecture and software design to integration, test ...

Senior Software Developer

Reston, VA · On-site

$57.50 - $76/hr

In this role, you'll be responsible for identifying and autonomously implementing ideas and ... Support end-to-end development, from system architecture and software design to integration, test ...

Senior Software Developer

Herndon, VA

$56 - $74/hr

Overview We are seeking a versatile Senior Software Developer with expertise in secure software ... What will you do? • Design, develop, test, and deploy secure Windows applications, services, and ...

Senior Software Developer

Chantilly, VA

$55.75 - $73.75/hr

We are seeking a TS/SCI with Polygraph cleared Senior Software Developer who will focus on the ... Developing unit and integration tests, in addition to participating in functional and regression ...

Senior Software Engineer

Reston, VA

$127K - $168K/yr

The Senior Software Engineer shall perform with a high degree of independence and expertise to ... in combination with other software engineers and test engineers ensure high quality software ...

Senior Software Engineer

Reston, VA · On-site

$100 - $130/hr

The Senior Software Engineer shall perform with a high degree of independence and expertise to ... in combination with other software engineers and test engineers * ensure high quality software ...

Senior Software Developer

Stafford, VA · On-site +1

$54.25 - $71.75/hr

Design, code, test, and debug new applications or enhancements to existing software. * Collaborate ... Participate in customer support by resolving software-related complaints and incorporating ...

Senior Software Engineer

Quantico, VA · On-site

$132K - $174K/yr

Two (2) or more years of technical experience as a software developer in addition to the following ... test complex software to satisfy design objectives. * Experience in multi-tier software design and ...

Leidos is seeking Senior Software Developers to join the Air Traffic Business Area within the ... in lab and operational environments. * Provide support as needed for system engineering, test ...

Senior Software Engineer

Quantico, VA · On-site

$132K - $174K/yr

Two (2) or more years of technical experience as a software developer in addition to the following ... test complex software to satisfy design objectives.Experience in multi-tier software design and ...

Senior Software Developer

Springfield, VA · On-site

$57.25 - $75.50/hr

We are seeking a Senior Software Developer to take a key role in the development, maintenance, and deployment of critical NGA business applications. As a member of our small, collaborative team, you ...

Showing results 21-40

Senior Software Developer In Test information

See Haymarket, VA salary details

$15

$60

$86

How much do senior software developer in test jobs pay per hour?

As of Aug 9, 2026, the average hourly pay for senior software developer in test in Haymarket, VA is $60.89, according to ZipRecruiter salary data. Most workers in this role earn between $51.68 and $68.27 per hour, depending on experience, location, and employer.

What is the difference between Senior Software Developer In Test vs Software Development Engineer in Test?

AspectSenior Software Developer In TestSoftware Development Engineer in Test
CredentialsTypically requires a software engineering degree and testing certificationsSimilar credentials, often with certifications in testing tools or automation
Work EnvironmentWorks closely with development teams to design and implement automated testsFocuses on developing testing frameworks and automation tools within development teams
Industry UsageCommonly used in software companies emphasizing quality assuranceWidely used in tech firms with a focus on continuous integration and delivery
Search & Comparison IntentOften compared for seniority and scope of testing responsibilitiesCompared for automation skills and development focus

Both roles involve testing and automation, but Senior Software Developer In Test typically has more leadership responsibilities and strategic testing planning, while Software Development Engineer in Test focuses more on developing testing tools and automation frameworks within the development process.

What are some common challenges faced by senior software developers in test, and how can they be addressed?

Senior Software Developers in Test often encounter challenges such as balancing test automation coverage with tight deadlines, keeping up with evolving technologies, and ensuring effective communication between development and QA teams. Addressing these challenges involves prioritizing automation efforts based on risk and business impact, continually updating technical skills, and fostering a collaborative environment through regular cross-team meetings. Proactively sharing knowledge and advocating for best testing practices also help streamline workflows and maintain high-quality standards.

What is a senior software developer in test?

A Senior Software Developer In Test (SDET) is an experienced software professional who is responsible for designing, developing, and maintaining automated test frameworks and tools to ensure software quality. SDETs work closely with development and QA teams to create automated tests that validate application functionality, performance, and security. They possess strong programming skills, a deep understanding of software testing methodologies, and often contribute to both the development and testing aspects of a project. Senior SDETs also mentor junior team members and help shape best practices for software testing within their organization.

What are the key skills and qualifications needed to thrive as a senior software developer in test?

To thrive as a Senior Software Developer In Test, you need advanced programming skills, expertise in test automation, and a solid understanding of software development and QA methodologies, typically supported by a degree in computer science or a related field. Proficiency with test automation frameworks (such as Selenium, Cypress, or Appium), continuous integration systems (like Jenkins or GitHub Actions), and relevant certifications (e.g., ISTQB) is highly valuable. Attention to detail, problem-solving abilities, and effective communication are critical soft skills for collaborating with developers and ensuring high-quality releases. These skills and qualities are essential for identifying issues early, optimizing testing processes, and delivering reliable software in fast-paced development environments.
What are popular job titles related to Senior Software Developer In Test jobs in Haymarket, VA? For Senior Software Developer In Test jobs in Haymarket, VA, the most frequently searched job titles are:
What cities near Haymarket, VA are hiring for Senior Software Developer In Test jobs? Cities near Haymarket, VA with the most Senior Software Developer In Test job openings:
Infographic showing various Senior Software Developer In Test job openings in Haymarket, VA as of August 2026, with employment types broken down into 81% Full Time, 16% Part Time, and 3% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $126,660 per year, or $60.9 per hour.

Software Development Engineer in Test (SDET)

SWIFT

Manassas, VA • On-site

$152K/yr

Full-time

Medical, Dental, Vision, Life, Retirement

Re-posted 23 days ago


Job description

ABOUT US
We're the world's leading provider of secure financial messaging services, headquartered in Belgium. We are the way the world moves value - across borders, through cities and overseas. No other organisation can address the scale, precision, pace and trust that this demands, and we're proud to support the global economy.
We're unique too. We were established to find a better way for the global financial community to move value - a reliable, safe and secure approach that the community can trust, completely. We're always striving to be better and are constantly evolving in an ever-changing landscape, without undermining that trust. Five decades on, our vibrant community reflects the complexity and diversity of the financial ecosystem. We innovate diligently, test exhaustively, then implement fast. In a connected and exciting era, our mission has never been more relevant. Swift now has a presence in 200+ countries and legal territories to serve a community of more than 12,000 banks and financial institutions.
SWIFT VA is seeking a motivated Software Development Engineer in Test (SDET) to join our dynamic team. In this role, you will play a crucial part in ensuring the quality and reliability of our software products through the development and execution of automated tests. You will work closely with development and QA teams to identify, design, and implement robust testing solutions.
Job Responsibilities:**
* Design, develop, and maintain automated test scripts and frameworks using various programming languages and testing tools.
* Execute automated and manual test cases to identify software defects and ensure product quality.
* Collaborate with software developers to understand product features and technical specifications.
* Report, track, and verify software defects using bug tracking systems.
* Participate in code reviews of test automation scripts and provide constructive feedback.
* Contribute to the continuous improvement of the testing process and methodologies.
* Assist in the development and maintenance of test plans and strategies.
* Learn and adapt to new technologies and testing tools as needed.
Job Qualifications:**
* Bachelor's degree in Computer Science, Software Engineering, or a related field
* Strong understanding of software development lifecycle (SDLC) and software testing methodologies.
* Proficiency in at least one programming language (e.g., Python, Java, C#, JavaScript).
* Experience with test automation frameworks (e.g., Selenium, Playwright, Cypress, JUnit, TestNG) is a plus.
* Familiarity with version control systems (e.g., Git).
* Basic understanding of databases and SQL.
* Excellent problem-solving skills and attention to detail.
* Strong written and verbal communication skills.
* Ability to work independently and collaboratively in a fast-paced environment.
The estimated salary range for a new hire into this position in Virginia is $82,361 USD Annual to $152,955 Annual USD. Salary may vary depending on job-related factors which may include knowledge, skills, experience, and location. Our compensation packages include a competitive base salary and bonus opportunity for all employees contingent on personal and company performance. Our generous benefits program includes medical, dental, vision and life insurance with no premium costs for our employees and their families, and retirement plan plus matching 401k
What we offer
We give you the freedom to be yourself. We are creating an environment of unique individuals - like you - with different perspectives on the financial industry and the world. A diverse and inclusive environment in which everyone's voice counts and where you can reach your full potential.
We are committed to an inclusive and accessible recruitment process. If you require a reasonable accommodation related to accessibility during your application or interview, please contact accessibility-Sysgroup@swift.com or indicate this in your application.
Please note that this mailbox is not monitored for general recruitment enquiries and should only be used for accessibility or accommodation-related requests (for example related to vision, hearing or neurodiversity).
All requests are confidential and will not affect your candidacy.
Don't meet every single requirement? At Swift, we are dedicated to building a workplace where people can bring their full selves and ideas to the team, so if you are excited about this role, we encourage you to apply even if you do not meet every single qualification.